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19792268313 = 310196474409
BaseRepresentation
bin10010011011101101…
…100000110000011001
31220002100122101221120
4102123231200300121
5311013310041223
613031544555453
71300320335106
oct223355406031
956070571846
1019792268313
118437246144
123a04482b89
131b3564438c
14d5a88daad
157ac8d5be3
hex49bb60c19

19792268313 has 8 divisors (see below), whose sum is σ = 26415592800. Its totient is φ = 13181894688.

The previous prime is 19792268281. The next prime is 19792268333. The reversal of 19792268313 is 31386229791.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 19792268313 - 25 = 19792268281 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (19792268333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3234148 + ... + 3240261.

It is an arithmetic number, because the mean of its divisors is an integer number (3301949100).

Almost surely, 219792268313 is an apocalyptic number.

It is an amenable number.

19792268313 is a deficient number, since it is larger than the sum of its proper divisors (6623324487).

19792268313 is a wasteful number, since it uses less digits than its factorization.

19792268313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6475431.

The product of its digits is 979776, while the sum is 51.

The spelling of 19792268313 in words is "nineteen billion, seven hundred ninety-two million, two hundred sixty-eight thousand, three hundred thirteen".

Divisors: 1 3 1019 3057 6474409 19423227 6597422771 19792268313